[Event "UntM Arena"] [Site "https://lichess.org/xSIizYyk"] [Date "2021.02.19"] [White "DamChesss"] [Black "Mathematic09"] [Result "0-1"] [UTCDate "2021.02.19"] [UTCTime "13:48:28"] [WhiteElo "1393"] [BlackElo "978"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+60"] [Variant "Standard"] [TimeControl "180+2"] [ECO "D20"] [Opening "Queen's Gambit Accepted: Old Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 dxc4 3. e3 { D20 Queen's Gambit Accepted: Old Variation } Nf6 4. Bxc4 Nc6?! { (0.25 → 0.83) Inaccuracy. e6 was best. } (4... e6 5. Nf3 c5 6. O-O cxd4 7. Qxd4 Qxd4 8. Nxd4 Bd7 9. Nb5) 5. Nc3?! { (0.83 → 0.16) Inaccuracy. Nf3 was best. } (5. Nf3 a6 6. O-O Bg4 7. Nc3 e6 8. h3 Bh5 9. Re1 Qd7) 5... Qd6? { (0.16 → 1.38) Mistake. e5 was best. } (5... e5 6. Nf3 exd4 7. exd4 Bd6 8. O-O O-O 9. Re1 h6 10. Ne5) 6. Nf3 e6? { (1.43 → 2.70) Mistake. Bg4 was best. } (6... Bg4) 7. O-O Be7 8. b3?! { (2.54 → 1.37) Inaccuracy. e4 was best. } (8. e4 Qd8) 8... O-O 9. Bb2 b6 10. Qc2?! { (1.91 → 0.87) Inaccuracy. e4 was best. } (10. e4 Qf4 11. Re1 Bb7 12. e5 Nh5 13. d5 Nb4 14. Nd4 Qh6 15. a3 c5 16. Nf5 exf5) 10... Ba6?? { (0.87 → 6.16) Blunder. Nb4 was best. } (10... Nb4 11. Qb1 c5 12. a3 Nc6 13. Ne4 Nxe4 14. Qxe4 Bb7 15. dxc5 Qxc5 16. Qg4 g6 17. Rad1) 11. Bxa6 h5 12. Rfd1 Nxd4 13. Rxd4 Qc6 14. Rc1 Ng4 15. Nb5 Qxc2 16. Rxc2 Rfd8 17. Rxd8+ Rxd8 18. Rxc7?? { (9.71 → Mate in 2) Checkmate is now unavoidable. Nxc7 was best. } (18. Nxc7 Bf6) 18... Rd1+ 19. Ne1 Rxe1# { Black wins by checkmate. } 0-1